What does this command string do?
find / -size -10K -exec ls -l {} \;
It finds all files of size 10k using ls -l and hands them off to the find command to display.
It finds all files larger than 10k and long lists them using the ls command.
It finds all files in the / directory of size 10k and long lists them.
It finds all files in the file system smaller than 10k and long lists them using the ls command.